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A-LevelMathematicsProbability and statisticsOct/Nov 2021Paper 5 Q710 Marks

The distances, x m, travelled to school by 140 children were recorded. The results are summarised in the table below. Distance, x m | x ≤ 200 | x ≤ 300 | x ≤ 500 | x ≤ 900 | x ≤ 1200 | x ≤ 1600 Cumulative frequency | 16 | 46 | 88 | 122 | 134 | 140

Q: What topic does this question test?

This question tests Probability and statistics in A-Level Mathematics (syllabus code 9709). It is worth 10 marks.

📋 Examiner Report & Trap Analysis

Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This A-Level Mathematics Question

Topic

This structured question tests Probability and statistics in A-Level Mathematics (syllabus code 9709). It is worth 10 marks.

Source

This question appeared in the Cambridge A-Level Mathematics Oct/Nov 2021 examination, Paper 5 Variant 2.

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